Table 3

‚ÄÉMeans (SD) of flow velocities (cm/s) assessed by colour Doppler imaging in patients undergoing cataract surgery with subconjunctival anaesthesia

Before surgery (baseline)After subconjunctival anaesthesiaAfter surgery
OA, ophthalmic artery; PSV, peak systolic velocity; EDV, end diastolic velocity; RI, resistive index; CRA, central retinal artery.
*p<0.001 to baseline; **p<0.001 to after anaesthesia.
OA PSV (cm/s)28.94 (6.78)28.17 (6.91)*28.14 (7.09)**
OA EDV (cm/s)5.98 (2.16)5.90 (2.39)*6.38 (2.55)**
OA RI0.79 (0.06)0.80 (0.05)0.78 (0.06)
CRA PSV (cm/s)9.23 (1.63)9.2 (1.53)*9.34 (1.46)**
CRA EDV (cm/s)2.81 (0.71)2.56 (0.28)*2.74 (0.51)**
CRA RI0.70 (0.06)0.72 (0.04)0.71 (0.05)
CRV PSV (cm/s)4.58 (0.78)4.56 (0.88)*4.65 (0.95)**
CRV EDV (cm/s)2.45 (0.51)2.52 (0.53)*2.53 (0.51)**